## International School on Algebra and Algebraic Geometry

The **School on Algebra and Algebraic Geometry** is the satellite of the International conference on algebra and geometry.

The school was held on **August 14-21, 2011** at the recreation center "Hrustal'naya" near **Ekaterinburg, Russia**.

The school was organized by the Institute of Mathematics and Mechanics of the Ural Branch of the Russian Academy of Sciences and by the Laboratory of algebraic geometry and its applications of the Higher School of Economics.

## School program

There were 6 lecture courses and two additional lectures:

- "Introduction to algebraic geometry 1-3" + "27 lines on a cubic surface" (Aleksey Gorodentsev).
- "Introduction to homological algebra 1-3" + "Introduction to homotopical algebra. Model category of DG-algebras" (Leonid Positselsky)
- "Birational geometry of surfaces and threefolds 1-3" (Ivan Cheltsov)
- "Geometry of algebraic surfaces 1-3" (Fedor Bogomolov)
- "Rings and varieties 1-3" (Miles Reid)
- "Reflection groups 1-3" (Evgeny Smirnov)

Detailed program (in Russian).

Participants (in Russian).

## Materials

Aleksey Gorodentsev: problems 1, problems 2, problems 3, lectures notes.

Leonid Positselsky: problems 1, problems 2, problems 3.

Ivan Cheltsov: problems 1-3.

Evgeny Smirnov: problems 1, slides.

## Photo albums

Photo by Aleksey Gorodentsev

Photo by Alexey Beshenov

Photo by Vladislav Kabanov: lectures, games, group photo

## Acknowledgements

We are grateful to Dmitrii Zimin Foundation for non-commercial programs "Dynasty" and to Russian Foundation for Basic Research for the financial support of the School.